On Hawkeye: China Daily: Some umps don’t feel so hot now that Hawk-Eye can check up on their work. WTB: Speaking of, Aussie Open director Craig Tiley has announced an three-plus-one challenge system for the 2008 tourney. A two-for-one system — meaning, a player gets two incorrect challenges per set and one more if it goes to a tiebreak — has been the standard so far.

Missing out: Here’s a list of the underachievers: Safin, Berdych, Gasquet, Haas, Monfils, Dementieva, and Hantuchova. Do you agree? (Betfair)

Pillet for the masses: The limited-edition watches designed by Christophe Pillet for Lacoste (which debuted at Collette) have now made their way to Lacoste’s website. (Woman’s Swing, $150; Mens’ Mainsail, $235.)

Now for OT galore:

Art-chitecture: The mid-century modern designs of architect Richard Neutra get a boost with a planned sale of the Kaufmann House (Palm Springs, Calif.). The home will be part of Christie’s evening sale of postwar and contemporary art in May. Owners Brent and Beth Edward Harris opted away from giving the house to a public institution or trust. Instead, they hope that their move will usher will promote architecture as “a collectible art worthy of the same consideration as painting and sculpture.” (NYT)